How much does a cheap train ticket from Chicago to San Antonio cost?

The average train ticket price from Chicago to San Antonio is $230. The best way to find cheap train tickets from Chicago to San Antonio is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

How long is the trip from Chicago to San Antonio?

A train trip between Chicago and San Antonio is around 1d 12h, although the fastest train will take about 1d 8h. This is the time it takes to travel the 1693 km that separates the two cities.

How many daily trains are there between Chicago and San Antonio?

The number of trains from Chicago to San Antonio can differ depending on the day of the week. On average, there are 2. Some trains are direct while others include transferring trains. Simplify your train trip from Chicago to San Antonio by comparing and selecting the train that fits your travel style and budget on Busbud.

Which train companies travel from Chicago to San Antonio?

When taking the train from Chicago to San Antonio, you can travel comfortably and safely with Amtrak.

Train Chicago to San Antonio from $167 | Refundable Tickets

Next train departures

Next departures for Chicago to San Antonio on November 21
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	CheapestFastest
	Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 22
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	CheapestFastest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 23
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	CheapestFastest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 24
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	Cheapest
Train	9:50am	Chicago (Union Station), IL	1d 12h	10:16pm	San Antonio Station	Fastest
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	9:50am	Chicago (Union Station), IL	1d 12h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 25
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	Cheapest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	Fastest
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 26
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	9:50am	Chicago (Union Station), IL	1d 12h	10:16pm	San Antonio Station	Cheapest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	Fastest
Train	9:50am	Chicago (Union Station), IL	1d 12h	10:16pm	San Antonio Station	No tags
Train	9:50am	Chicago (Union Station), IL	1d 12h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 27
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	CheapestFastest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on November 28
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	CheapestFastest
Train	1:52pm	Chicago (Union Station), IL	1d 8h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:16pm	San Antonio Station	No tags

Last refresh of the prices: Yesterday at 7:45 PM CST.

Compare 2 ways to go from Chicago to San Antonio

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach San Antonio. The journey takes about 1 day, 3 hours 10 minutes, and with fares starting at just $146, it presents an excellent value for a comfortable ride.

38bus per day

1d 3hAverage Duration

1694 kmDistance

42kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$146 - $657	Average Duration1d 3h	CO₂ emissions 42kg CO₂e
Train	Average Price$174 - $1,581	Average Duration1d 12h	CO₂ emissions 154kg CO₂e

Train companies

Amtrak

4/55,597 reviews

Staff4.7

Timeliness3.8

Cleanliness4.6

Wifi3.6

Based on 5597 reviews, the company was rated 4.1 stars on Busbud. Travellers were especially satisfied with the seats and the ticket access but often complained with the WiFi. Amtrak ticket prices on this trip start at $174

US train and bus companies:Amtrak, Trenitalia, Renfe, VIA Rail Canada, Amtrak Acela, NS Nederlandse Spoorwegen, Iryo

Frequently asked questions about travelling from Chicago to San Antonio, US by train

How much does a cheap train ticket from Chicago to San Antonio cost?
The average train ticket price from Chicago to San Antonio is $230. The best way to find cheap train tickets from Chicago to San Antonio is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the trip from Chicago to San Antonio?
A train trip between Chicago and San Antonio is around 1d 12h, although the fastest train will take about 1d 8h. This is the time it takes to travel the 1693 km that separates the two cities.
How many daily trains are there between Chicago and San Antonio?
The number of trains from Chicago to San Antonio can differ depending on the day of the week. On average, there are 2. Some trains are direct while others include transferring trains. Simplify your train trip from Chicago to San Antonio by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Chicago to San Antonio?
When taking the train from Chicago to San Antonio, you can travel comfortably and safely with Amtrak.

Find cheapest prices for trains

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

11-19

$278

11-20

$421

Today

$421

11-22

$421

11-23

$346

11-24

$598

11-25

$518

11-26

$399

The cheapest trip from Chicago to San Antonio, US was searched and found on Nov 19, 2025 with a price of $278

To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Chicago to San Antonio, US, as early as possible.

You can expect to pay from $278 to $2,215 for a train ticket from Chicago to San Antonio, US based on the last 2 days. You can expect to find the cheapest price for the trip at $346 which is on 2025-11-23.

What's the cheapest way to go from Chicago to San Antonio, US?

The train is the cheapest travel choice for this destination

Vehicle Type	Travel time	Avg Price	Daily Departures
Vehicle TypeBus	Travel time1d 3h	Avg Price$238	Daily Departures38
Vehicle TypeTrain	Travel time1d 12h	Avg Price$230	Daily Departures2

The best way to travel between Chicago and San Antonio, US is by train. By choosing the train, you'll get to save some money as you travel to your destination, as ticket prices cost $230 on average. If you're on a budget, you'll find cheap tickets from $174. If you're looking for the fastest way to get to San Antonio, US, choose the train, as it will take you from Chicago to San Antonio, US in about 1d 3h —that's the fastest way to get there!